public void AddOrder(TradeOrderBlock order)
 {
     if (order.OrderType == TradeOrderTypes.Sell)
     {
         ActiveSellOrders.Add(order.Hash, order);
     }
     else
     {
         ActiveBuyOrders.Add(order.Hash, order);
     }
 }
        private void LoadOrders()
        {
            var orders        = _AccountCollection.GetTradeOrderBlocks();
            var cancellations = _AccountCollection.GetTradeOrderCancellations();
            var executions    = _AccountCollection.GetExecutedTradeOrderBlocks();

            // now let's filter out all inactive orders
            foreach (var order in orders)
            {
                if (!cancellations.Contains(order.Hash) && !executions.Contains(order.Hash))
                {
                    if (order.OrderType == TradeOrderTypes.Sell)
                    {
                        ActiveSellOrders.Add(order.Hash, order);
                    }
                    else
                    {
                        ActiveBuyOrders.Add(order.Hash, order);
                    }
                }
            }
        }